Boisterous definition, rough and noisy; noisily jolly or rowdy; clamorous; unrestrained: the sound of boisterous laughter. See more.
In North America (USA, Canada, etc.), area code 866 is used for toll-free calls.It is a non-geographic code, meaning the person on the other end of the call could be located anywhere in the world.orth American area code +1 512 serves Austin, Texas, and  surrounding areas, including San Marcos, Round Rock, Pflugerville,  and Lampasas.    Area code +1 737 was a â¦ dded as an overlay on area code +1 512 in  July 2013, serving the exact same geographic area.
Area codes 800, 844, 855, 866, 877 and 888. The area codes or prefixes 800, 844, 855, 866, 877 and 888 are used for toll free numbers in all the countries covered by the North American Numbering Plan.