Ayer - 978 dialing code
Dialing code +1 (978) cities
- Lowell
- Clinton
- Rockport
- Salem
- Shirley
- Maynard
- Orange
- Hudson
- Groton
- Townsend
- Wilmington
- Haverhill
- Gardner
- Pinehurst
- Athol
- Andover
- Danvers
- Essex
- Lawrence
- Rowley
- Peabody
- Salisbury
- Amesbury Town
- Ayer
- Baldwinville
- Barre
- Beverly
- Boxford
- Devens
- East Pepperell
- Fitchburg
- Gloucester
- Ipswich
- Leominster
- Littleton Common
- Lunenburg
- Methuen Town
- Newburyport
- Pepperell
- Petersham
- South Ashburnham
- South Lancaster
- Topsfield
- West Concord
- Winchendon