Phone verification for CL - NORTH AMERICANS please

Hello, im a Freelancer, and i won now a project that i need to post 100-200 ads per week in CL, but i have a problem, im from Venezuela, so i dont have an north american phone number, somebody know a good services of virtual phone number, i need the sms in time lapse less than 5 minutes or somebody of USA can help with this? if somebody have a good idea, tell me please, thank you.How much USD for 100-200 sms of the ad??