Spain • NPA 6 ☎️ Central Office Exchange (NXX)

+34 (6) 644 Exchange Code

Technical registry directory for telephone subscriber numbers starting with +34 (6) 644. Central office block assigned to Mobile - Movistar / Vodafone / Orange / Yoigo, Spain.

Standard Subscriber Format

+34 (6) 644-XXXX

Telecom Carrier Local Network Carrier

Area Code (NPA) 6

Primary Location Mobile - Movistar / Vodafone / Orange / Yoigo

Service Type Landline

📋 Central Office Exchange 644 Routing Details

The 644 exchange code (central office prefix) operates within the 6 Numbering Plan Area (NPA) servicing Mobile - Movistar / Vodafone / Orange / Yoigo, Spain. All assigned subscriber lines in this block follow ITU-T E.164 national routing protocols.

Telecommunication services within the +34 (6) 644 prefix range are primarily provisioned by Local Network Carrier, delivering local landline voice lines and network routing.

🌐 Dialing Instructions

• Domestic Calls: Dial 06 644-1234 or local national format.
• International Calls: Dial +34 6 644-1234 from outside Spain.
• E.164 Standard: +346644XXXX

📞 Nearby Exchanges in Area Code 6

View All Area Code 6 Exchanges ›

(6) 396 (6) 219 (6) 424 (6) 661 (6) 758 (6) 675 (6) 458 (6) 909 (6) 269 (6) 223 (6) 609 (6) 406 (6) 634 (6) 867 (6) 301 (6) 737

❓ Frequently Asked Questions

What area code is +34 (6) 644?

Phone numbers starting with +34 (6) 644 belong to the 6 area code in Mobile - Movistar / Vodafone / Orange / Yoigo, Spain, routed via exchange block 644.

How do I call a 644 exchange number from abroad?

To call this prefix internationally, dial your local exit code (e.g., 011 in North America or + globally), followed by +34, then 6, and the subscriber number.

Which provider operates the 644 prefix in Mobile - Movistar / Vodafone / Orange / Yoigo?

Telecom services for the 644 exchange block in Mobile - Movistar / Vodafone / Orange / Yoigo are primarily assigned to Local Network Carrier for Landline connections.