Mexico • NPA 438
☎️ Central Office Exchange (NXX)
+52 (438) 238 Exchange Code
Technical registry directory for telephone subscriber numbers starting with +52 (438) 238. Central office block assigned to Michoacan, Mexico.
Standard Subscriber Format
+52 (438) 238-XXXX
Telecom Carrier
Local Network Carrier
Area Code (NPA)
438
Primary Location
Michoacan
Service Type
Landline
📋 Central Office Exchange 238 Routing Details
The 238 exchange code (central office prefix) operates within the 438 Numbering Plan Area (NPA) servicing Michoacan, Mexico. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.
Telecommunication services within the +52 (438) 238 prefix range are primarily provisioned by Local Network Carrier, delivering local landline voice lines and network routing.
🌐 Dialing Instructions
-
•
Domestic Calls: Dial
0438 238-1234or local national format. -
•
International Calls: Dial
+52 438 238-1234from outside Mexico. -
•
E.164 Standard:
+52438238XXXX
📞 Nearby Exchanges in Area Code 438
View All Area Code 438 Exchanges ›❓ Frequently Asked Questions
What area code is +52 (438) 238?
Phone numbers starting with +52 (438) 238 belong to the 438 area code in Michoacan, Mexico, routed via exchange block 238.
How do I call a 238 exchange number from abroad?
To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +52, then 438, and the subscriber number.
Which provider operates the 238 prefix in Michoacan?
Telecom services for the 238 exchange block in Michoacan are primarily assigned to Local Network Carrier for Landline connections.