508 area code
Worcester area, Eastern Time.Area code 508 covers Worcester, Framingham, Brockton and 82 more places in Massachusetts, on Eastern Time. 774 covers the same area.
Right now in Worcester
Eastern Time (EST, UTC-5; EDT, UTC-4 in summer)
Calling hours: Every day, 8 AM to 8 PM (Massachusetts law)
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Where 508 numbers come from
Numbers are issued by rate center, a billing area named for its main town. 508 has 85. Each one's share is how many 508 numbers start there. Its biggest metro area is Boston-Cambridge-Newton, MA-NH.
- Worcester10%
- Framingham9%
- Brockton5%
- New Bedford4%
- Fall River4%
- Marlborough4%
- Natick4%
- Taunton3%
- Westborough3%
- Hyannis2%
- Franklin2%
- Hopkinton2%
Also: Attleboro, Milford, Walpole, Auburn, Falmouth, Bridgewater, Foxboro, Plymouth, Mansfield, Easton, Osterville, Nantucket + 61 more
Share of exchanges (blocks of 10,000 numbers). Source: NANPA rate center and exchange reports, November 10, 2026
When can you call a 508 number?
Sales calls to homes and cell phones have legal hours, set by Massachusetts law. Hold every 508 number to them, since you can't tell a work line from a personal cell.
What applies to 508Every day, 8 AM to 8 PM
- Federal (TCPA and FTC rule)Every day, 8 AM to 9 PMCalls to residential and mobile numbers. Most calls to businesses are exempt from the FTC's rule.47 CFR 64.1200(c)(1); 16 CFR 310.4(c) (opens in a new tab)
- Massachusetts lawEvery day, 8 AM to 8 PMM.G.L. c. 159C §3 (opens in a new tab)
Local time comes from the area code, not from where the person is today. Mobiles keep their number when they move. Calling hours here are a guide, not legal advice. Every state's calling hours, with sources
508 and 774
508 went into service on July 16, 1988, split off from 617, and 978 was later split off from it. 508 and 774 cover the same area, so new numbers can get either code and neighbors can have different area codes. 508 holds 58% of the area's exchanges; 774 holds the rest. Local calls take all 10 digits.
- 1988508 starts
- 1997978 split off
- 2001774 overlay
Source: NANPA area code database
Calling a list of 508 numbers?
Paste it into the free phone number validator. It checks every number, finds each one's time zone and sorts the list by who you can call right now.
508 area code FAQ
What area code is 508?
508 is a Massachusetts area code for Worcester, Framingham, Brockton, New Bedford and 81 more places.
What time zone is the 508 area code in?
Eastern Time (EST, UTC-5; EDT, UTC-4 in summer).
Is 774 the same as 508?
Same area, different code. 508 and 774 cover the same area (an overlay), so new numbers can get any of them and local calls take all 10 digits.
What are the calling hours for 508 numbers?
Every day, 8 AM to 8 PM, local time, under Massachusetts law.
When did the 508 area code start?
On July 16, 1988. It was split from 617.
Calling 508 numbers? Reach more of them.
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