To Check (Bangladeshi) own/My sim Number on other operators:

Here is a list of Bangladesh Mobile Company : Teletalk, GrameenPhone, Robi, Citycell, Airtel, Banglalink.

To Check own/My Number on other operators:

Airtel Bangladesh Number check (016)	Dial *121*7*3#
Grameenphone Number check (017)	Dial *2#
BanglaLink Number check (019)	Dial *511#
Teletalk Number check (015)	Dial *551#
CityCell Number check (011)	Type MDN & send it to 7678
Robi Number check (018)	Dial *140*2*4#     Or,    Dial 1200 and listen and then choose  option 4

*updated 5-October-2017


Summary:

• Airtel Number check: Dial     *121*7*3# 
• BanglaLink Number check: Dial    *511#
• GP Number check: Dial *2#
• Robi Number check: Dial   *140*2*4#
• Teletalk Number check: Dial  *551#