219 Area Code — Hammond, IN
Area code 219 serves Hammond and 3 other cities in Indiana. Local time follows America/Chicago. It has no overlay codes.
- State
- Indiana
- Primary city
- Hammond
- Timezone
- America/Chicago
- In service since
- 1947
- Type
- Geographic
- Overlay codes
- None
Cities Served by 219
The 219 area code covers 4 cities and communities in Indiana.
- Hammond
- Gary
- Merrillville
- Valparaiso
About Area Code 219
Area code 219 is a North American Numbering Plan (NANP) area code that has been in service since 1947. It is administered by NANPA on behalf of the FCC and serves the Indiana region anchored on Hammond.
219 is currently a single-coverage geographic area code with no overlays. This means a 7-digit number in this area code is unique within its rate centers, though best-practice is always to dial the full 10-digit number when contacting a 219 line.
Mobile numbers in 219 are portable: a person who moved away from Hammond may still carry a 219 mobile number on their device. If you receive an unexpected call from a 219 number, run it through the reverse lookup tool above for the most accurate, free identification.
If you live or do business in Indiana, you may also interact with neighbouring or overlay codes. See the related codes section below to explore the rest of Indiana.
Other Indiana Area Codes
Continue exploring the Indiana numbering plan.
219 Area Code FAQ
Where is area code 219?
Area code 219 is located in Indiana, primarily serving Hammond and surrounding cities including Gary, Merrillville, Valparaiso. The region operates on CT (America/Chicago) time.
What state is 219 area code?
219 is a Indiana area code. It was put into service in 1947 and has no overlay codes — it covers its geographic area exclusively.
Is 219 a scam area code?
219 is a legitimate North American area code allocated by NANPA to Indiana. Like any geographic area code, scammers sometimes spoof 219 numbers — judge each call by content (urgent demands, unfamiliar transfers) rather than the area code alone. Run the specific number through our reverse lookup if you're unsure.
What time zone does 219 use?
Area code 219 operates on CT (America/Chicago). Numbers in this area code follow standard Indiana time-zone rules including any daylight-saving transitions for that region.
Can I look up a specific 219 phone number?
Yes. Use the reverse lookup widget above to enter a full 219 number. NumLocation returns the line type (mobile, landline, VoIP), carrier, rate-center city, and any public listings tied to the number — free.