.
| Road | From | To | Notes |
|---|
| A1 | Central London | Edinburgh | London sections of road covered by separate A1 road (London) article |
| A10 | Central London | King's Lynn | Section round Cambridge overlaps M11 and A14 |
| A11 | Central London | Norwich | Section round Newmarket overlaps A14 |
| A12 | Central London | Great Yarmouth | Section round Ipswich overlaps A14 |
| A13 | Central London | Southend | |
| A14 | M6 motorway | Felixstowe Port | |
| A15 | Peterborough | Hessle | |
| A16 | Grimsby | Stamford | |
| A17 | Newark on Trent | Kings Lynn | |
| A18 | Doncaster | Ludborough | |
| A19 | Doncaster | Seaton Burn | |
| A100 | Central London | City of London | Part of the London Inner Ring Road |
| A101 | Limehouse | Rotherhithe | Rotherhithe Tunnel |
| A102 | Charlton | Clacton | Formerly part of the A102(M) motorway |
| A103 | Highbury | Hornsey | |
| A104 | Islington Green | Epping | |
| A105 | Canonbury | Enfield | |
| A106 | Hackney | Green Man roundabout | |
| A107 | Whitechapel | Hackney | |
| A108 | Unused | | Was allocated twice. Firstly on what's now the A10 from the A1010 junction at Tottenham to the A1170 junction at Waltham Cross. Secondly, it was used for what's now the A19 from Seaham to Seaton Burn. |
| A109 | New Southgate railway station | Tottenham | |
| A110 | Woodford Wells | Underhill | |
| A111 | Palmers Green | Potters Bar | |
| A112 | Waltham Abbey | Woolwich Ferry | |
| A113 | Leytonstone | Chipping Ongar | |
| A114 | Plaistow | Whipps Cross | |
| A115 | Hackney Wick | Stratford | |
| A116 | Manor Park | Wanstead | |
| A117 | Aldersbrook | Woolwich Ferry | |
| A118 | Stratford | Romford | |
| A119 | Ware | Watton-at-Stone | See also A602 |
| A120 | Puckeridge | Harwich |
| A121 | Waltham Cross | Woodford Wells | |
| A122 | Unused | | Ran from Epping to Chelmsford. |
| A123 | Chigwell | Barking | |
| A124 | Canning Town | Upminster | |
| A125 | Romford | Rainham | |
| A126 | West Thurrock | Tilbury | |
| A127 | Romford | Southend | Known as the Southend Arterial Road |
| A128 | Orsett | Chipping Ongar | |
| A129 | Shenfield | Hadleigh, Essex |
| A130 | Great Dunmow | Canvey Island | |
| A131 | Little Waltham | Sudbury | |
| A132 | Basildon | South Woodham Ferrers | Allocated three times. Firstly, from Basildon to South Woodham Ferrers. Secondly, from Colchester to Huntingdon. Finally decided to stick to original route. |
| A133 | Colchester | Clacton-on-Sea | |
| A134 | King's Lynn | Colchester | |
| A135 | Stockton-on-Tees | Yarm | |
| A136 | Harwich | Harwich International Port | |
| A137 | Ipswich | Colchester | |
| A138 | Chelmsford | | The Chelmsford ring road. Previously allocated to a road between Ipswich and Shotley Gate. |
| A139 | Stockton-On-Tees | Billingham | Previously allocated to a road between Ipswich and Felixstowe. |
| A140 | Needham Market | Cromer | |
| A141 | Guyhirn | Huntingdon | |
| A142 | Chatteris | Newmarket | |
| A143 | Great Yarmouth | Haverhill | |
| A144 | Darsham | Bungay | |
| A145 | Blythburgh | Beccles | |
| A146 | Norwich | Lowestoft | |
| A147 | Norwich | Norwich | Part of the Norwich ring road |
| A148 | King's Lynn | Cromer | |
| A149 | Great Yarmouth | Kings Lynn | |
| A150 | Unused | | Previously allocated to a road between Wisbech and Long Sutton. |
| A151 | Colsterworth | Holbeach | |
| A152 | Donington | Surfleet | |
| A153 | Honington | Louth | |
| A154 | Felixstowe | Felixstowe | |
| A155 | Tunby | West Keal | |
| A156 | Saxilby | Gainsborough | |
| A157 | Wragby | Maltby le Marsh | |
| A158 | Lincoln | Skegness | |
| A159 | Scunthorpe | Gainsborough | |
| A160 | Ulceby | Immingham | Previously allocated to a road between Croxton and Barrow upon Humber |
| A161 | Beckingham | Goole | |
| A162 | Brotherton | Tadcaster | |
| A163 | Selby | Driffield | |
| A164 | Hessle | Driffield | |
| A165 | Kingston upon Hull | Scarborough | |
| A166 | York | Bridlington | |
| A167 | Topcliffe | Kenton Bar | |
| A168 | Walshford | Northallerton | |
| A169 | Malton | Whitby | |
| A170 | Thirsk | Scarborough | |
| A171 | Middlesbrough | Scarborough | |
| A172 | Tontine | Middlesbrough | |
| A173 | Stokesley | Skelton-In-Cleveland | |
| A174 | Thornaby-On-Tees | Whitby | |
| A175 | Unused | | Previously a road between Teesport and Normanby |
| A176 | One Tree Hill | Billericay | Also previously allocated to a road between Thornaby-On-Tees and Middlesbrough |
| A177 | Stockton | Durham | |
| A178 | Port Clarence | Hartlepool | |
| A179 | A19 | Hartlepool | |
| A180 | Barnetby-le-Wold | Cleethorpes | Also previously a road between Durham and Byers Garth. |
| A181 | Durham | Castle Eden | |
| A182 | A194(M) | Easington Village | |
| A183 | Chester-le-Street | South Shields | |
| A184 | Sunderland | Gateshead | |
| A185 | Felling | South Shields | |
| A186 | Newcastle upon Tyne | North Shields | |
| A187 | Heaton | North Shields | |
| A188 | Heaton | Foest Hall | |
| A189 | Newcastle upon Tyne | Ashington | |
| A190 | Dudley bypass, North Tyneside | Seaton Sluice | |
| A191 | Kenton Bar | Whitley Bay | |
| A192 | North Shields | Morpeth | |
| A193 | Bedlington | Byker | |
| A194 | Washington | South Shields | |
| A195 | Washington | Wardley |
| A196 | Morpeth | Ashington | |
| A197 | Clifton, Northumberland | Newbiggin-by-the-Sea | |
| A198 | Tyninghame | Trenant | |
| A199 | Leith | West Barns |
| A1000 | Highgate | Welwyn | |
| A1001 | Near Hatfield | Hatfield | |
| A1003 | Southgate | North Finchley | |
| A1004 | Southgate | Palmers Green | |
| A1006 | Leyton | Walthamstow | |
| A1009 | A406 | Woodford | |
| A1010 | A10 | Waltham Cross | |
| A1011 | West Ham | Canning Town | |
| A1012 | North Stifford | Grays | |
| A1013 | Stanford-le-Hope | Grays | |
| A1014 | Stanford-le-Hope | Coryton Oil Refineries | |
| A1015 | Rayleigh | Eastwood | |
| A1016 | North Shoeburyness | Shoeburyness | |
| A1018 | South Shields | A19 near Seaham | Former A19 alignment |
| A1020 | East India Docks | Beckton | |
| A1023 | Brook Street (Brentwood) | Mountnessing | |
| A1028 | Ulceby | Candlesby | |
| A1031 | Cleethorpes | Mablethorpe | |
| A1032 | Hemlington | Middlesbrough | |
| A1033 | Kingston upon Hull | Withernsea | |
| A1034 | A63 at South Cave | A1079 at Market Weighton | |
| A1035 | A165 at Leven | A1079 near Beverley | |
| A1036 | Copmanthorpe | Huntington | Former A64 through York prior to the York By Pass |
| A1038 | Bridlington | Birdlington | |
| A1039 | Staxton | Filey | |
| A1041 | A614 | Selby | |
| A1042 | Kirkleatham | Redcar | |
| A1044 | Yarm | Stainton | |
| A1047 | Norfolk | | |
| A1053 | Lazenby | Grangetown | |
| A1055 | Tottenham Hale | Waltham Cross | |
| A1057 | Hatfield | St Albans | |
| A1058 | Newcastle upon Tyne | Tynemouth | |
| A1060 | Bishop's Stortford | Sandon | |
| A1061 | Shankhouse | South Beach, Blyth | |
| A1064 | East Norwich | Central Norwich | |
| A1065 | Mildenhall | Fakenham | |
| A1066 | Thetford | Diss | |
| A1067 | Norwich | Fakenham | |
| A1068 | Seaton Burn | Alnwick | |
| A1070 | Ware | Turnford | |
| A1071 | Newton, Suffolk | Ipswich | |
| A1072 | Stevenage | Stevenage |
| A1073 | Eye | Spalding | New road due to be built 2007 |
| A1077 | Scunthorpe | Killinghome | |
| A1079 | York | Kingston upon Hull | |
| A1080 | Turnpike Lane tube station | Tottenham | |
| A1081 | Luton | High Barnet | |
| A1086 | Easington | Hartlepool | |
| A1088 | Woolpit | Thetford | |
| A1089 | Orsett Heath | Tilbury Cruise Terminal | |
| A1090 | Purfleet | West Thurrock | |
| A1092 | Baythorne End | Long Melford | |
| A1094 | A12 near Stratford St. Andrew | Aldeburgh | |
| A1094 | A12 near Blythburgh | Southwold | |
| A1096 | Galley Hill | St Ives | |
| A1097 | Westgate/B1200 (was A157) in Louth | Grimsby Road/B1502 (was A16) in Louth | Otherwise known as St Mary's Lane. Route no longer exists. Before the Louth bypass was opened in 1991, it directed traffic heading between the west and the north away from the town centre. Designation removed at that time |
| A1098 | New Waltham | Cleethorpes | |
| A1101 | Bury St. Edmunds | Littleport | |
| A1104 | Ulceby | Mablethorpe | |
| A1105 | Kingston upon Hull | Near Hessle | |
| A1107 | Cockburnspath | Near Burnmouth | |
| A1112 | Abridge | Dagenham | |
| A1114 | Gateshead | Gateshead | |
| A1117 | Carlton Colville | Pleasurewood Hills | |
| A1120 | Combs Ford | Yoxford | |
| A1121 | Boston | Swineshead Bridge | |
| A1122 | Outwell | Swaffham | |
| A1123 | Huntingdon | Soham | |
| A1124 | Sible Hedingham | Colchester | |
| A1130 | Stockton-on-Tees | Acklam | |
| A1134 | Cambridge | Cambridge | Also the Cambridge Ring Road |
| A1139 | Eye | Orton | |
| A1141 | Hoggard's Green | Hadleigh, Suffolk | |
| A1145 | Carlton Colville | Lowestoft | |
| A1152 | A12 North of Woodbridge | Rendlesham | |
| A1153 | Barking | Becontree | |
| A1155 | Stevenage | Stevenage | |
| A1156 | Ipswich | Ipswich | Former A45 |
| A1158 | Westcliffe-on-Sea | Prittlewell | |
| A1159 | Southend on Sea | Southend Airport | |
| A1160 | Southend on Sea | | Short link road |
| A1165 | A63 in Kingston upon Hull | A1079 in Kingston upon Hull | |
| A1168 | Rolls Park | Loughton | |
| A1170 | Ware | Turnford | |
| A1173 | Caistor | Immingham | |
| A1174 | Kingston upon Hull | Beverley | |
| A1184 | Bishops Stortford | Harlow | |
| A1189 | Rushmere St. Andrew | Nacton Heath | |
| A1198 | Royston | Godmanchester | Former A14 |
| A1200 | Moorfields Eye Hospital | Highbury & Islington station | |
| A1201 | Canonbury | Crouch End | |
| A1202 | Central London | Central London | Part of the London Inner Ring Road |
| A1203 | Tower Hill | Poplar | |
| A1205 | South Hackney | Limehouse | |
| A1209 | Shoreditch | Bethnal Green | |
| A1214 | Ipswich | Martlesham | Former route of A12, prior to Ipswich Southern/Eastern by-pass |
| A1231 | Washington | Central Sunderland | |
| A1232 | Cambridge | Chesterton | |
| A1237 | Copmanthorpe | A64 | York Outer Ring Road (Western & Northern) |
| A1240 | Becontree | Dagenham | |
| A1250 | Bishops Stortford | Bishops Stortford | |
| A1301 | Trumpington | Stump Cross | |
| A1302 | Westley | Southgate Bridge | |
| A1303 | Hardwick | Newmarket | |
| A1304 | Six Mile Bottom | Water Hall | |
| A1306 | Dagenham | Chafford Hundred | |
| A1307 | Girton | Haverhill | |
| A1308 | Stowmarket | Combs Ford | |
| A1309 | Cambridge | Cambridge | |
| A1400 | North Circular Charlie Brown's Roundabout | Gants Hill tube station | |