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Dedham, MA Area Codes
Dedham, Massachusetts (population 25,109) uses area codes 781 and 339.
Carriers with Dedham numbers
37 prefixes are assigned to the Dedham exchange: 27% mobile, 30% VoIP and cable, 43% landline.
| Carrier | Prefixes |
|---|---|
| Verizon | 10 |
| Verizon Wireless | 5 |
| Verizon Business (MCImetro) | 4 |
| Lumen (Level 3) | 4 |
| Paetec Itel | 3 |
| T-Mobile | 3 |
| AT&T Mobility | 2 |
| Tc Systems | 2 |
Area codes used in Dedham
| Area code | Prefixes serving Dedham | Main carriers in this code |
|---|---|---|
| 781 | 35 | Verizon, Verizon Business (MCImetro), Paetec Itel |
| 339 | 2 | Verizon Wireless, Onvoy (Sinch), Paetec Itel |
Dedham phone number prefixes
Numbers starting with these first six digits were originally assigned to the Dedham exchange.
781-223Verizon Wireless781-234Paetec Itel781-251Verizon781-310Verizon781-320Verizon781-326Verizon781-329Verizon781-355Onvoy (Sinch)781-366AT&T Mobility781-375Tc Systems781-379Verizon Wireless781-381Rcn Telecom Services781-403Verizon Wireless781-407Verizon781-410Verizon Business (MCImetro)781-441Verizon781-459Verizon Business (MCImetro)781-461Verizon781-467Verizon781-468Verizon Wireless781-471Tc Systems781-492T-Mobile781-493Paetec Itel781-613Bandwidth781-636Verizon Business (MCImetro)781-686Comcast (Xfinity)781-690AT&T Mobility781-708Lumen (Level 3)781-742Lumen (Level 3)781-747Verizon Wireless781-751Verizon781-752Lumen (Level 3)781-801Paetec Itel781-809T-Mobile781-915Verizon Business (MCImetro)339-204Lumen (Level 3)339-213T-Mobile
Nearby cities in area code 781
- Lynn
- Malden
- Waltham
- Revere
- Medford
- Weymouth Town
- Arlington
- Woburn
- Braintree Town
- Randolph Town
- Lexington
- Needham
Questions
- What is the area code for Dedham, MA?
- Dedham uses 2 area codes: 781 and 339. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is Dedham in?
- Dedham is in the Eastern time zone.