Area code 774: Massachusetts
Area code 774 is a US state area code for Massachusetts, on Eastern Time. It has 519 prefixes in service across 85 rate centers, the largest being Worcester, Framingham and Brockton. It shares its area with 508, so local numbers there can start with any of them. Local calls there take 10 digits.
Local time in area code 774
America/New_York
Prefixes in service
519 of 792 possible
85 rate centers
Area code 774 facts
| Location | Massachusetts, United States |
|---|---|
| Time zone | Eastern Time |
| Overlays | 508 |
| Overlay of | 508 |
| In service since | May 2, 2001 |
| Local calls | 10 digits; toll calls 1 + 10 digits |
| Carrier | Not shown. An area code is where a number was issued; numbers port between carriers. Check line type |
Which cities and towns use area code 774?
NANPA records each prefix against a rate center, the local billing area a number belongs to, usually named after its main town. These are the 774 rate centers with the most prefixes in service. 73 smaller ones aren't listed.
| Rate center | Prefixes |
|---|---|
| Worcester | 39 |
| Framingham | 31 |
| Brockton | 28 |
| Fall River | 21 |
| New Bedford | 17 |
| Barnstable | 16 |
| Marlborough | 13 |
| Taunton | 11 |
| Rochester | 10 |
| Auburn | 9 |
| Osterville | 9 |
| Attleboro | 8 |
Source: NANPA central office code assignments, file dated 10/17/2026. Each prefix holds up to 10,000 numbers.
How do I dial a 774 number?
NANPA's dialling plan for 774: local calls inside the code take 10 digits, toll calls 1 + 10 digits. From another area code, dial 1 first. From abroad, use +1. The examples use 555-0147, from a range reserved for fictional numbers.
| Local call inside 774 | 774-555-0147 |
|---|---|
| From another US or Canadian area code | 1-774-555-0147 |
| From outside North America | +1 774 555 0147 |
| E.164, for CRMs and SMS tools | +17745550147 |
When did area code 774 start?
Area code 774 went into service on May 2, 2001 as an overlay of 508. Today 774 and 508 cover the same area as an overlay, which is why 10-digit dialling is needed for local calls there.
Tools for 774 numbers
- Area code lookup
Look up any code or a whole list of numbers, or find the codes for a state or city.
- Area code time zone
Local time for a list of numbers, with a callable-now flag.
- NPA-NXX lookup
Rate center and state for one prefix, a level below the area code.
- TCPA calling hours checker
Whether it's inside the federal 8 a.m. to 9 p.m. calling window there now.
Next step
A 774 number tells you where it was issued, not what it is now.
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Area code 774 questions
- What state is area code 774?
- Area code 774 is in Massachusetts, United States. Its largest rate centers by number of prefixes are Worcester, Framingham, Brockton, Fall River and New Bedford.
- What time zone is area code 774 in?
- Eastern Time.
- What area codes overlay 774?
- 508. An overlay adds a new code to the same area instead of splitting it, so neighbours can have different area codes and local calls need 10 digits.
- When did area code 774 start?
- Area code 774 went into service on May 2, 2001 as an overlay of 508.
- Is a 774 number a cell phone or a landline?
- The area code can't tell you. In the US and Canada mobiles, landlines and VoIP lines share area codes and prefixes, and numbers move between carriers and line types. Only a live line-type lookup answers it for one number.
- How many phone numbers does area code 774 have?
- 519 of its 792 possible prefixes are in service, and each prefix holds up to 10,000 numbers. That counts prefixes assigned to carriers, not numbers in use.
Other area codes in Massachusetts
Sources
Location, overlays, in-service date and dialling plan: NANPA NPA database, file dated 10/16/2026. Prefixes and rate centers: NANPA central office code assignments, 10/17/2026. Time zones mapped to the IANA time zone database. By the SimpleVerifier Team; how we build these pages.