Currently Googl offer only email and online support to AdWords advertisers, today the company has launched a free phone support for all U.S. and Canada-based AdWords customers. Now, when you've a question about your account or advertising campaigns, you can now call an AdWords specialist if you prefer.
"The new phone option is one of many tools that can help you succeed with AdWords--and (most importantly!) find even more customers. You can also email us, or learn from other advertisers in the AdWords Help Forum. AdWords Online Classroom offers free online courses on a wide variety of AdWords topics, from the basics to great tips to take your account to the next level," stated Google.
"To speak to one of our specialists, give us a call at 1-866-2-Google between Monday-Friday, 9am-8pm Eastern Time. This number is for current AdWords advertisers only, so please make sure you've your customer ID ready."
Phone support to international advertisers will be roll out in the coming months.
[Source: AdWords Blog]