Caller ID for
Area code 337
Area code 337 Lafayette, Louisiana
Area code 337 is in Louisiana, with numbers assigned in Lafayette, Lake Charles, New Iberia and 62 more places. It’s 11:10 PM there now.
- State
- Louisiana6 area codes in Louisiana
- Time zone
- Central11:10 PM there now
- Exchanges
- 59965 places
- Overlay
- NoneThe only code for its area
- No sign-up
- We never contact the number
- Spam risk included
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Where area code 337 is
Numbers in 337 are assigned to 65 places in 14 counties: Lafayette Parish, Calcasieu Parish, St. Landry Parish, Acadia Parish, Iberia Parish, St. Martin Parish, plus 8 more.
Lafayette has the most, 22% of the exchanges; the rest are spread across 64 other places.
- Lafayette130
- Lake Charles80
- New Iberia28
- Leesville22
- Opelousas21
- Abbeville18
- Sulphur15
- Crowley15
- DeRidder13
- Jennings10
- Broussard10
- Eunice9
- Carencro9
- Breaux Bridge9
- St. Martinville8
- Ville Platte8
- Franklin8
- Jeanerette7
- Youngsville7
- Gueydan6
- Rayne6
- Baldwin6
- Carlyss6
- DeQuincy5
Phone companies in 337
599 blocks of numbers in 337 are held by 46 phone companies. The most belong to AT&T (139), AT&T Mobility (98) and Verizon Wireless (53).
A mix: about 33% wireless, 38% local phone and cable and 29% other carriers, including internet phone services.
A block’s holder is the company it was first assigned to; numbers can move to other carriers since.
History and overlays
337 went into service in 1999, added to the area of 318.
60 new exchanges were assigned since 2021, the latest in March 2026.
Calling 337
It’s 11:10 PM Central time in 337 right now.
From elsewhere in the U.S., dial 1, 337 and the 7-digit number.
Nearby area codes
Louisiana has 6 area codes: 225, 318, 337, 457, 504 and 985.
- 225 · Baton Rouge, LA · about 81 mi
- 409 · Beaumont, TX · about 111 mi
- 985 · Houma, LA · about 119 mi
- 318 · Shreveport, LA · about 134 mi
- 504 · New Orleans, LA · about 147 mi
- 936 · Conroe, TX · about 167 mi
From the North American Numbering Plan Administrator’s area code and exchange records (10/22/2026) and U.S. Census place and county names. Places and companies are where number blocks were assigned, not where anyone lives or which carrier a number uses today.
Map of the 337 area code
Map of the 337 area code around Lafayette, Lake Charles and New Iberia, Louisiana.
Cities on the map
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Questions about 337
Where is area code 337?
In Louisiana, covering Lafayette, Lake Charles and New Iberia and other places across 14 counties.
What time zone is 337 in?
Central time. It was 11:10 PM there when this page loaded.
Is 337 an overlay?
No. 337 is the only area code for its area right now.
Which phone companies have 337 numbers?
46 companies hold blocks; the most belong to AT&T, AT&T Mobility and Verizon Wireless. About 33% of blocks are wireless.
Is 337 running out of numbers?
Not on record. 60 new exchanges have been assigned since 2021.