Toll-free dialing restrictions in Vietnam

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Details	Description
Is toll-free calling available?	Yes
Dialing format(s)	120-11-3XX 122-XXX-XX 1800 XXXX: format no longer provided
Country/region ISO code	VN
Island/territory covered	Not applicable
Island/territory not covered	Not applicable
Wired/fixed line availability	Partial. See comments.
Mobile network availability	Partial. See comments.
Comments, restrictions, and access issues	The 120 XX XXX number format will work from Vietnam Telecom International (VTI) and VNPT (Vietnam Post and Telecommunications) fixed and mobile networks. As of June 2018, the 120 XX XXX number format cannot be called from Mobifone's mobile network. Note: Mobifone & Vinaphone are part of VNPT. The number format 122 XXX XX network coverage: Viettel (fixed and mobile). As per the Vietnam Ministry of Telecommunications, the maximum allowable call duration is 2 hours.

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