Postal sector EX12 4
- The Harbour, Seaton, EX12 4AA
- Seaton, EX12 4AB
- Old Coastguard Cottages, Seaton, EX12 4AD
- Seaton, EX12 4AE
- Church Street, Seaton, EX12 4AF
- Church Street, Seaton, EX12 4AG
- Elm Orchard, Seaton, EX12 4AH
- Coldwell Lane Terrace, Seaton, EX12 4AJ
- Coldwell Lane, Seaton, EX12 4AL
- Chapel Street, Seaton, EX12 4AN
- Chapel Street, Seaton, EX12 4AP
- Greycote, Seaton, EX12 4AQ
- Stepps Lane, Seaton, EX12 4AR
- Stepps Lane, Seaton, EX12 4AS
- Southcombe Terrace, Seaton, EX12 4AT
- Seaton, EX12 4AU
- Chapel Street, Seaton, EX12 4AW
- Coombe Terrace, Seaton, EX12 4AX
- Coombe Orchard, Seaton, EX12 4AY
- Higher Axmouth, Seaton, EX12 4AZ
- Hillside, Seaton, EX12 4BA
- Rose Cottages, Seaton, EX12 4BB
- Seaton, EX12 4BD
- Seaton, EX12 4BE
- Pound Hill, Seaton, EX12 4BG
- Hawkesdown Close, Seaton, EX12 4BH
- Seaton, EX12 4BJ
- Seaton, EX12 4BL
- Axe View, Seaton, EX12 4BN
- Seaton, EX12 4BP
- Seaton, EX12 4BQ
- Kemps Lane, Seaton, EX12 4BR
- Chapel Street, Seaton, EX12 4BS
- Glenwater Close, Seaton, EX12 4BT
- Higher Lane Close, Seaton, EX12 4BU
- Seaton, EX12 4BW