Unlock Cinterion MC37iR3

Step 2

Pick your carrier

Choose the carrier your Cinterion MC37iR3 is locked to for carrier-specific timing and requirements.

• Digicel
  31 countries
• Orange
  29 countries
• Vodafone
  26 countries
• Airtel
  19 countries
• Claro
  18 countries
• Movistar
  14 countries
• Tigo
  12 countries
• Tele2
  9 countries
• Telenor
  9 countries
• Three
  9 countries
• MTS
  5 countries
• T-Mobile
  5 countries
• Virgin Mobile
  5 countries
• Etisalat
  4 countries
• Lycamobile
  4 countries
• O2
  4 countries
• Smart
  4 countries
• Telia
  4 countries
• B-Mobile
  3 countries
• Entel
  3 countries
• Sprint
  3 countries
• TracFone
  3 countries
• Virgin
  3 countries
• ATT
  2 countries
• Cellcom
  2 countries
• Nextel
  2 countries
• Personal
  2 countries
• Salt (Orange)
  2 countries
• Swisscom
  2 countries
• Tesco Mobile
  2 countries
• Wind
  2 countries
• +Movil Cable & Wireless
  1 country
• A1
  1 country
• Access Telecom
  1 country
• Airadigm Communications
  1 country
• Aircel
  1 country
• Algar Telecom (CTBC)
  1 country
• Alltel
  1 country
• American Cellular Corporation
  1 country
• Asda Mobile
  1 country

Cinterion MC37iR3 unlock FAQ

Will the unlock work on my Cinterion MC37iR3?

Yes — we unlock all Cinterion MC37iR3 models. Submit your IMEI and we'll verify eligibility before charging.

Is this a permanent unlock?

Yes. The IMEI is whitelisted on the manufacturer's database. The unlock survives factory resets and OS updates.

How long does it take?

Most Cinterion MC37iR3 unlocks complete within 1-5 business days. Some carriers are faster — pick your carrier above for an accurate estimate.

What if my Cinterion MC37iR3 can't be unlocked?

If we can't deliver the unlock, you get a full refund. No risk.